dridex | 418ac26b970061fa41b606b73279da28500b256d7844001e911245c889ca4d1d

Analysis

max time kernel
18s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 04:19

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General

Target

418ac26b970061fa41b606b73279da28500b256d7844001e911245c889ca4d1d.dll
Size

158KB
MD5

aa16a942143e7045c0e954bdffd95023
SHA1

c61445cbf3182fa7415f6d0c94f22a71220ae318
SHA256

418ac26b970061fa41b606b73279da28500b256d7844001e911245c889ca4d1d
SHA512

4d535e31f84a61e4f005ea52886619213fedb9fd75b983e0603523891e0e43ce54398e60a7c3942ecafd0c64a606e42adaa68ed892895b62b77dd65f018fe1da

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2204-115-0x0000000073D70000-0x0000000073D9D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\418ac26b970061fa41b606b73279da28500b256d7844001e911245c889ca4d1d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3768

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\418ac26b970061fa41b606b73279da28500b256d7844001e911245c889ca4d1d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2204

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2204-114-0x0000000000000000-mapping.dmp

Download
memory/2204-115-0x0000000073D70000-0x0000000073D9D000-memory.dmp

Filesize
180KB

Download
memory/2204-117-0x0000000000A00000-0x0000000000B4A000-memory.dmp

Filesize
1.3MB

Download